/*
* Hibernate, Relational Persistence for Idiomatic Java
*
* License: GNU Lesser General Public License (LGPL), version 2.1 or later.
* See the lgpl.txt file in the root directory or <http://www.gnu.org/licenses/lgpl-2.1.html>.
*/
package org.hibernate.userguide.sql;
import java.math.BigDecimal;
import java.sql.Timestamp;
import java.time.LocalDateTime;
import java.time.ZoneOffset;
import java.util.List;
import javax.persistence.PersistenceException;
import org.hibernate.Criteria;
import org.hibernate.Session;
import org.hibernate.dialect.H2Dialect;
import org.hibernate.dialect.Oracle8iDialect;
import org.hibernate.dialect.PostgreSQL82Dialect;
import org.hibernate.jpa.test.BaseEntityManagerFunctionalTestCase;
import org.hibernate.loader.custom.NonUniqueDiscoveredSqlAliasException;
import org.hibernate.transform.Transformers;
import org.hibernate.type.LongType;
import org.hibernate.type.StringType;
import org.hibernate.userguide.model.AddressType;
import org.hibernate.userguide.model.Call;
import org.hibernate.userguide.model.CreditCardPayment;
import org.hibernate.userguide.model.Partner;
import org.hibernate.userguide.model.Person;
import org.hibernate.userguide.model.PersonNames;
import org.hibernate.userguide.model.Phone;
import org.hibernate.userguide.model.PhoneType;
import org.hibernate.userguide.model.WireTransferPayment;
import org.hibernate.testing.RequiresDialect;
import org.junit.Before;
import org.junit.Test;
import org.jboss.logging.Logger;
import static org.hibernate.testing.junit4.ExtraAssertions.assertTyping;
import static org.hibernate.testing.transaction.TransactionUtil.doInJPA;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.fail;
/**
* @author Vlad Mihalcea
*/
public class SQLTest extends BaseEntityManagerFunctionalTestCase {
private static final Logger log = Logger.getLogger( SQLTest.class );
@Override
protected Class<?>[] getAnnotatedClasses() {
return new Class<?>[] {
Person.class,
Partner.class,
Phone.class,
Call.class,
CreditCardPayment.class,
WireTransferPayment.class,
SpaceShip.class,
Captain.class,
};
}
@Before
public void init() {
doInJPA( this::entityManagerFactory, entityManager -> {
Person person1 = new Person("John Doe" );
person1.setNickName( "JD" );
person1.setAddress( "Earth" );
person1.setCreatedOn( Timestamp.from( LocalDateTime.of( 2000, 1, 1, 0, 0, 0 ).toInstant( ZoneOffset.UTC ) )) ;
person1.getAddresses().put( AddressType.HOME, "Home address" );
person1.getAddresses().put( AddressType.OFFICE, "Office address" );
entityManager.persist(person1);
Person person2 = new Person("Mrs. John Doe" );
person2.setAddress( "Earth" );
person2.setCreatedOn( Timestamp.from( LocalDateTime.of( 2000, 1, 2, 12, 0, 0 ).toInstant( ZoneOffset.UTC ) )) ;
entityManager.persist(person2);
Person person3 = new Person("Dr_ John Doe" );
entityManager.persist(person3);
Phone phone1 = new Phone( "123-456-7890" );
phone1.setId( 1L );
phone1.setType( PhoneType.MOBILE );
person1.addPhone( phone1 );
phone1.getRepairTimestamps().add( Timestamp.from( LocalDateTime.of( 2005, 1, 1, 12, 0, 0 ).toInstant( ZoneOffset.UTC ) ) );
phone1.getRepairTimestamps().add( Timestamp.from( LocalDateTime.of( 2006, 1, 1, 12, 0, 0 ).toInstant( ZoneOffset.UTC ) ) );
Call call11 = new Call();
call11.setDuration( 12 );
call11.setTimestamp( Timestamp.from( LocalDateTime.of( 2000, 1, 1, 0, 0, 0 ).toInstant( ZoneOffset.UTC ) ) );
Call call12 = new Call();
call12.setDuration( 33 );
call12.setTimestamp( Timestamp.from( LocalDateTime.of( 2000, 1, 1, 1, 0, 0 ).toInstant( ZoneOffset.UTC ) ) );
phone1.addCall(call11);
phone1.addCall(call12);
Phone phone2 = new Phone( "098_765-4321" );
phone2.setId( 2L );
phone2.setType( PhoneType.LAND_LINE );
Phone phone3 = new Phone( "098-765-4320" );
phone3.setId( 3L );
phone3.setType( PhoneType.LAND_LINE );
person2.addPhone( phone2 );
person2.addPhone( phone3 );
CreditCardPayment creditCardPayment = new CreditCardPayment();
creditCardPayment.setCompleted( true );
creditCardPayment.setAmount( BigDecimal.ZERO );
creditCardPayment.setPerson( person1 );
WireTransferPayment wireTransferPayment = new WireTransferPayment();
wireTransferPayment.setCompleted( true );
wireTransferPayment.setAmount( BigDecimal.valueOf( 100 ) );
wireTransferPayment.setPerson( person2 );
entityManager.persist( creditCardPayment );
entityManager.persist( wireTransferPayment );
Partner partner = new Partner( "John Doe" );
entityManager.persist( partner );
Captain captain = new Captain();
captain.setId( new Identity() );
captain.getId().setFirstname( "Jean-Luc" );
captain.getId().setLastname( "Picard" );
entityManager.persist( captain );
SpaceShip spaceShip = new SpaceShip();
spaceShip.setName( "Enterprise" );
spaceShip.setDimensions( new Dimensions() );
spaceShip.getDimensions().setLength( 100 );
spaceShip.getDimensions().setWidth( 20 );
spaceShip.setModel( "E-1" );
spaceShip.setSpeed( 150 );
spaceShip.setCaptain( captain );
entityManager.persist( spaceShip );
});
}
@Test
public void test_sql_jpa_all_columns_scalar_query_example() {
doInJPA( this::entityManagerFactory, entityManager -> {
//tag::sql-jpa-all-columns-scalar-query-example[]
List<Object[]> persons = entityManager.createNativeQuery(
"SELECT * FROM Person" )
.getResultList();
//end::sql-jpa-all-columns-scalar-query-example[]
assertEquals( 3, persons.size() );
} );
}
@Test
public void test_sql_jpa_custom_column_selection_scalar_query_example() {
doInJPA( this::entityManagerFactory, entityManager -> {
//tag::sql-jpa-custom-column-selection-scalar-query-example[]
List<Object[]> persons = entityManager.createNativeQuery(
"SELECT id, name FROM Person" )
.getResultList();
for(Object[] person : persons) {
Number id = (Number) person[0];
String name = (String) person[1];
}
//end::sql-jpa-custom-column-selection-scalar-query-example[]
assertEquals(3, persons.size());
});
}
@Test
public void test_sql_hibernate_query_scalar_example() {
doInJPA( this::entityManagerFactory, entityManager -> {
Session session = entityManager.unwrap( Session.class );
//tag::sql-hibernate-all-columns-scalar-query-example[]
List<Object[]> persons = session.createSQLQuery(
"SELECT * FROM Person" )
.list();
//end::sql-hibernate-all-columns-scalar-query-example[]
assertEquals(3, persons.size());
});
}
@Test
public void test_sql_hibernate_custom_column_selection_scalar_query_example() {
doInJPA( this::entityManagerFactory, entityManager -> {
Session session = entityManager.unwrap( Session.class );
//tag::sql-hibernate-custom-column-selection-scalar-query-example[]
List<Object[]> persons = session.createSQLQuery(
"SELECT id, name FROM Person" )
.list();
for(Object[] person : persons) {
Number id = (Number) person[0];
String name = (String) person[1];
}
//end::sql-hibernate-custom-column-selection-scalar-query-example[]
assertEquals(3, persons.size());
});
}
@Test
public void test_sql_hibernate_query_scalar_explicit_result_set_example() {
doInJPA( this::entityManagerFactory, entityManager -> {
Session session = entityManager.unwrap( Session.class );
//tag::sql-hibernate-scalar-query-explicit-result-set-example[]
List<Object[]> persons = session.createSQLQuery(
"SELECT * FROM Person" )
.addScalar( "id", LongType.INSTANCE )
.addScalar( "name", StringType.INSTANCE )
.list();
for(Object[] person : persons) {
Long id = (Long) person[0];
String name = (String) person[1];
}
//end::sql-hibernate-scalar-query-explicit-result-set-example[]
assertEquals(3, persons.size());
});
}
@Test
public void test_sql_hibernate_query_scalar_partial_explicit_result_set_example() {
doInJPA( this::entityManagerFactory, entityManager -> {
Session session = entityManager.unwrap( Session.class );
//tag::sql-hibernate-scalar-query-partial-explicit-result-set-example[]
List<Object[]> persons = session.createSQLQuery(
"SELECT * FROM Person" )
.addScalar( "id", LongType.INSTANCE )
.addScalar( "name" )
.list();
for(Object[] person : persons) {
Long id = (Long) person[0];
String name = (String) person[1];
}
//end::sql-hibernate-scalar-query-partial-explicit-result-set-example[]
assertEquals(3, persons.size());
});
}
@Test
public void test_sql_jpa_entity_query_example() {
doInJPA( this::entityManagerFactory, entityManager -> {
//tag::sql-jpa-entity-query-example[]
List<Person> persons = entityManager.createNativeQuery(
"SELECT * FROM Person", Person.class )
.getResultList();
//end::sql-jpa-entity-query-example[]
assertEquals(3, persons.size());
});
}
@Test
public void test_sql_hibernate_entity_query_example() {
doInJPA( this::entityManagerFactory, entityManager -> {
Session session = entityManager.unwrap( Session.class );
//tag::sql-hibernate-entity-query-example[]
List<Person> persons = session.createSQLQuery(
"SELECT * FROM Person" )
.addEntity( Person.class )
.list();
//end::sql-hibernate-entity-query-example[]
assertEquals(3, persons.size());
});
}
@Test
public void test_sql_jpa_entity_query_explicit_result_set_example() {
doInJPA( this::entityManagerFactory, entityManager -> {
//tag::sql-jpa-entity-query-explicit-result-set-example[]
List<Person> persons = entityManager.createNativeQuery(
"SELECT id, name, nickName, address, createdOn, version " +
"FROM Person", Person.class )
.getResultList();
//end::sql-jpa-entity-query-explicit-result-set-example[]
assertEquals(3, persons.size());
});
}
@Test
public void test_sql_hibernate_entity_query_explicit_result_set_example() {
doInJPA( this::entityManagerFactory, entityManager -> {
Session session = entityManager.unwrap( Session.class );
//tag::sql-hibernate-entity-query-explicit-result-set-example[]
List<Person> persons = session.createSQLQuery(
"SELECT id, name, nickName, address, createdOn, version " +
"FROM Person" )
.addEntity( Person.class )
.list();
//end::sql-hibernate-entity-query-explicit-result-set-example[]
assertEquals(3, persons.size());
});
}
@Test
public void test_sql_jpa_entity_associations_query_many_to_one_example() {
doInJPA( this::entityManagerFactory, entityManager -> {
//tag::sql-jpa-entity-associations-query-many-to-one-example[]
List<Phone> phones = entityManager.createNativeQuery(
"SELECT id, phone_number, phone_type, person_id " +
"FROM Phone", Phone.class )
.getResultList();
//end::sql-jpa-entity-associations-query-many-to-one-example[]
assertEquals(3, phones.size());
});
}
@Test
public void test_sql_hibernate_entity_associations_query_many_to_one_example() {
doInJPA( this::entityManagerFactory, entityManager -> {
Session session = entityManager.unwrap( Session.class );
//tag::sql-hibernate-entity-associations-query-many-to-one-example[]
List<Phone> phones = session.createSQLQuery(
"SELECT id, phone_number, phone_type, person_id " +
"FROM Phone" )
.addEntity( Phone.class )
.list();
//end::sql-hibernate-entity-associations-query-many-to-one-example[]
assertEquals(3, phones.size());
});
}
@Test
public void test_sql_jpa_entity_associations_query_many_to_one_join_example() {
doInJPA( this::entityManagerFactory, entityManager -> {
//tag::sql-jpa-entity-associations-query-many-to-one-join-example[]
List<Phone> phones = entityManager.createNativeQuery(
"SELECT * " +
"FROM Phone ph " +
"JOIN Person pr ON ph.person_id = pr.id", Phone.class )
.getResultList();
for(Phone phone : phones) {
Person person = phone.getPerson();
}
//end::sql-jpa-entity-associations-query-many-to-one-join-example[]
assertEquals(3, phones.size());
});
}
@Test
public void test_sql_hibernate_entity_associations_query_many_to_one_join_example() {
doInJPA( this::entityManagerFactory, entityManager -> {
Session session = entityManager.unwrap( Session.class );
//tag::sql-hibernate-entity-associations-query-many-to-one-join-example[]
List<Object[]> tuples = session.createSQLQuery(
"SELECT * " +
"FROM Phone ph " +
"JOIN Person pr ON ph.person_id = pr.id" )
.addEntity("phone", Phone.class )
.addJoin( "pr", "phone.person")
.list();
for(Object[] tuple : tuples) {
Phone phone = (Phone) tuple[0];
Person person = (Person) tuple[1];
}
//end::sql-hibernate-entity-associations-query-many-to-one-join-example[]
assertEquals(3, tuples.size());
});
}
@Test
public void test_sql_hibernate_entity_associations_query_many_to_one_join_result_transformer_example() {
doInJPA( this::entityManagerFactory, entityManager -> {
Session session = entityManager.unwrap( Session.class );
//tag::sql-hibernate-entity-associations-query-many-to-one-join-result-transformer-example[]
List<Person> persons = session.createSQLQuery(
"SELECT * " +
"FROM Phone ph " +
"JOIN Person pr ON ph.person_id = pr.id" )
.addEntity("phone", Phone.class )
.addJoin( "pr", "phone.person")
.setResultTransformer( Criteria.ROOT_ENTITY )
.list();
for(Person person : persons) {
person.getPhones();
}
//end::sql-hibernate-entity-associations-query-many-to-one-join-result-transformer-example[]
assertEquals(3, persons.size());
});
}
@Test
@RequiresDialect(H2Dialect.class)
@RequiresDialect(Oracle8iDialect.class)
@RequiresDialect(PostgreSQL82Dialect.class)
public void test_sql_jpa_entity_associations_query_one_to_many_join_example() {
doInJPA( this::entityManagerFactory, entityManager -> {
//tag::sql-jpa-entity-associations-query-one-to-many-join-example[]
List<Phone> phones = entityManager.createNativeQuery(
"SELECT * " +
"FROM Phone ph " +
"JOIN phone_call c ON c.phone_id = ph.id", Phone.class )
.getResultList();
for(Phone phone : phones) {
List<Call> calls = phone.getCalls();
}
//end::sql-jpa-entity-associations-query-one-to-many-join-example[]
assertEquals(2, phones.size());
});
}
@Test
public void test_sql_hibernate_entity_associations_query_one_to_many_join_example_1() {
try {
doInJPA( this::entityManagerFactory, entityManager -> {
Session session = entityManager.unwrap( Session.class );
List<Phone> phones = session.createSQLQuery(
"SELECT * " +
"FROM Phone ph " +
"JOIN phone_call c ON c.phone_id = ph.id" )
.addEntity("phone", Phone.class )
.addJoin( "c", "phone.calls")
.setResultTransformer( Criteria.DISTINCT_ROOT_ENTITY )
.list();
for(Phone phone : phones) {
List<Call> calls = phone.getCalls();
}
assertEquals(2, phones.size());
});
}
catch (Exception e) {
log.error( "HHH-10504", e );
//See issue https://hibernate.atlassian.net/browse/HHH-10504
}
}
@Test
@RequiresDialect(H2Dialect.class)
@RequiresDialect(Oracle8iDialect.class)
@RequiresDialect(PostgreSQL82Dialect.class)
public void test_sql_hibernate_entity_associations_query_one_to_many_join_example_2() {
doInJPA( this::entityManagerFactory, entityManager -> {
Session session = entityManager.unwrap( Session.class );
//tag::sql-hibernate-entity-associations-query-one-to-many-join-example[]
List<Object[]> tuples = session.createSQLQuery(
"SELECT * " +
"FROM Phone ph " +
"JOIN phone_call c ON c.phone_id = ph.id" )
.addEntity("phone", Phone.class )
.addJoin( "c", "phone.calls")
.list();
for(Object[] tuple : tuples) {
Phone phone = (Phone) tuple[0];
Call call = (Call) tuple[1];
}
//end::sql-hibernate-entity-associations-query-one-to-many-join-example[]
assertEquals(2, tuples.size());
});
}
@Test
public void test_sql_jpa_multi_entity_query_example() {
try {
doInJPA( this::entityManagerFactory, entityManager -> {
//tag::sql-jpa-multi-entity-query-example[]
List<Object> entities = entityManager.createNativeQuery(
"SELECT * " +
"FROM Person pr, Partner pt " +
"WHERE pr.name = pt.name" )
.getResultList();
//end::sql-jpa-multi-entity-query-example[]
assertEquals(2, entities.size());
});
fail("Should throw NonUniqueDiscoveredSqlAliasException!");
}
catch (PersistenceException expected) {
assertEquals( NonUniqueDiscoveredSqlAliasException.class, expected.getCause().getClass() );
}
}
@Test
public void test_sql_hibernate_multi_entity_query_example() {
try {
doInJPA( this::entityManagerFactory, entityManager -> {
Session session = entityManager.unwrap( Session.class );
//tag::sql-hibernate-multi-entity-query-example[]
List<Object> entities = session.createSQLQuery(
"SELECT * " +
"FROM Person pr, Partner pt " +
"WHERE pr.name = pt.name" )
.list();
//end::sql-hibernate-multi-entity-query-example[]
assertEquals( 2, entities.size() );
} );
fail( "Should throw NonUniqueDiscoveredSqlAliasException!" );
}
catch (NonUniqueDiscoveredSqlAliasException e) {
// expected
}
catch (PersistenceException e) {
assertTyping( NonUniqueDiscoveredSqlAliasException.class, e.getCause() );
}
}
@Test
public void test_sql_hibernate_multi_entity_query_alias_example() {
doInJPA( this::entityManagerFactory, entityManager -> {
Session session = entityManager.unwrap( Session.class );
//tag::sql-hibernate-multi-entity-query-alias-example[]
List<Object> entities = session.createSQLQuery(
"SELECT {pr.*}, {pt.*} " +
"FROM Person pr, Partner pt " +
"WHERE pr.name = pt.name" )
.addEntity( "pr", Person.class)
.addEntity( "pt", Partner.class)
.list();
//end::sql-hibernate-multi-entity-query-alias-example[]
assertEquals(1, entities.size());
});
}
@Test
public void test_sql_hibernate_dto_query_example() {
doInJPA( this::entityManagerFactory, entityManager -> {
Session session = entityManager.unwrap( Session.class );
//tag::sql-hibernate-dto-query-example[]
List<PersonSummaryDTO> dtos = session.createSQLQuery(
"SELECT p.id as \"id\", p.name as \"name\" " +
"FROM Person p")
.setResultTransformer( Transformers.aliasToBean( PersonSummaryDTO.class ) )
.list();
//end::sql-hibernate-dto-query-example[]
assertEquals(3, dtos.size());
});
}
@Test
public void test_sql_hibernate_inheritance_query_example() {
doInJPA( this::entityManagerFactory, entityManager -> {
Session session = entityManager.unwrap( Session.class );
//tag::sql-hibernate-inheritance-query-example[]
List<CreditCardPayment> payments = session.createSQLQuery(
"SELECT * " +
"FROM Payment p " +
"JOIN CreditCardPayment cp on cp.id = p.id" )
.addEntity( CreditCardPayment.class )
.list();
//end::sql-hibernate-inheritance-query-example[]
assertEquals(1, payments.size());
});
}
@Test
public void test_sql_jpa_query_parameters_example() {
doInJPA( this::entityManagerFactory, entityManager -> {
//tag::sql-jpa-query-parameters-example[]
List<Person> persons = entityManager.createNativeQuery(
"SELECT * " +
"FROM Person " +
"WHERE name like :name", Person.class )
.setParameter("name", "J%")
.getResultList();
//end::sql-jpa-query-parameters-example[]
assertEquals(1, persons.size());
});
}
@Test
public void test_sql_hibernate_query_parameters_example() {
doInJPA( this::entityManagerFactory, entityManager -> {
Session session = entityManager.unwrap( Session.class );
//tag::sql-hibernate-query-parameters-example[]
List<Person> persons = session.createSQLQuery(
"SELECT * " +
"FROM Person " +
"WHERE name like :name" )
.addEntity( Person.class )
.setParameter("name", "J%")
.list();
//end::sql-hibernate-query-parameters-example[]
assertEquals(1, persons.size());
});
}
@Test
public void test_sql_jpa_scalar_named_query_example() {
doInJPA( this::entityManagerFactory, entityManager -> {
//tag::sql-jpa-scalar-named-query-example[]
List<String> names = entityManager.createNamedQuery(
"find_person_name" )
.getResultList();
//end::sql-jpa-scalar-named-query-example[]
assertEquals(3, names.size());
});
}
@Test
public void test_sql_hibernate_scalar_named_query_example() {
doInJPA( this::entityManagerFactory, entityManager -> {
Session session = entityManager.unwrap( Session.class );
//tag::sql-hibernate-scalar-named-query-example[]
List<String> names = session.getNamedQuery(
"find_person_name" )
.list();
//end::sql-hibernate-scalar-named-query-example[]
assertEquals(3, names.size());
});
}
@Test
public void test_sql_jpa_multiple_scalar_values_named_query_example() {
doInJPA( this::entityManagerFactory, entityManager -> {
//tag::sql-jpa-multiple-scalar-values-named-query-example[]
List<Object[]> tuples = entityManager.createNamedQuery(
"find_person_name_and_nickName" )
.getResultList();
for(Object[] tuple : tuples) {
String name = (String) tuple[0];
String nickName = (String) tuple[1];
}
//end::sql-jpa-multiple-scalar-values-named-query-example[]
assertEquals(3, tuples.size());
});
}
@Test
public void test_sql_hibernate_multiple_scalar_values_named_query_example() {
doInJPA( this::entityManagerFactory, entityManager -> {
Session session = entityManager.unwrap( Session.class );
//tag::sql-hibernate-multiple-scalar-values-named-query-example[]
List<Object[]> tuples = session.getNamedQuery(
"find_person_name_and_nickName" )
.list();
for(Object[] tuple : tuples) {
String name = (String) tuple[0];
String nickName = (String) tuple[1];
}
//end::sql-hibernate-multiple-scalar-values-named-query-example[]
assertEquals(3, tuples.size());
});
}
@Test
public void test_sql_jpa_multiple_scalar_values_dto_named_query_example() {
doInJPA( this::entityManagerFactory, entityManager -> {
//tag::sql-jpa-multiple-scalar-values-dto-named-query-example[]
List<PersonNames> personNames = entityManager.createNamedQuery(
"find_person_name_and_nickName_dto" )
.getResultList();
//end::sql-jpa-multiple-scalar-values-dto-named-query-example[]
assertEquals(3, personNames.size());
});
}
@Test
public void test_sql_hibernate_multiple_scalar_values_dto_named_query_example() {
doInJPA( this::entityManagerFactory, entityManager -> {
Session session = entityManager.unwrap( Session.class );
//tag::sql-hibernate-multiple-scalar-values-dto-named-query-example[]
List<PersonNames> personNames = session.getNamedQuery(
"find_person_name_and_nickName_dto" )
.list();
//end::sql-hibernate-multiple-scalar-values-dto-named-query-example[]
assertEquals(3, personNames.size());
});
}
@Test
public void test_sql_jpa_entity_named_query_example() {
doInJPA( this::entityManagerFactory, entityManager -> {
//tag::sql-jpa-entity-named-query-example[]
List<Person> persons = entityManager.createNamedQuery(
"find_person_by_name" )
.setParameter("name", "J%")
.getResultList();
//end::sql-jpa-entity-named-query-example[]
assertEquals(1, persons.size());
});
}
@Test
public void test_sql_hibernate_entity_named_query_example() {
doInJPA( this::entityManagerFactory, entityManager -> {
Session session = entityManager.unwrap( Session.class );
//tag::sql-hibernate-entity-named-query-example[]
List<Person> persons = session.getNamedQuery(
"find_person_by_name" )
.setParameter("name", "J%")
.list();
//end::sql-hibernate-entity-named-query-example[]
assertEquals(1, persons.size());
});
}
@Test
@RequiresDialect(H2Dialect.class)
@RequiresDialect(Oracle8iDialect.class)
@RequiresDialect(PostgreSQL82Dialect.class)
public void test_sql_jpa_entity_associations_named_query_example() {
doInJPA( this::entityManagerFactory, entityManager -> {
//tag::sql-jpa-entity-associations_named-query-example[]
List<Object[]> tuples = entityManager.createNamedQuery(
"find_person_with_phones_by_name" )
.setParameter("name", "J%")
.getResultList();
for(Object[] tuple : tuples) {
Person person = (Person) tuple[0];
Phone phone = (Phone) tuple[1];
}
//end::sql-jpa-entity-associations_named-query-example[]
assertEquals(1, tuples.size());
});
}
@Test
@RequiresDialect(H2Dialect.class)
@RequiresDialect(Oracle8iDialect.class)
@RequiresDialect(PostgreSQL82Dialect.class)
public void test_sql_hibernate_entity_associations_named_query_example() {
doInJPA( this::entityManagerFactory, entityManager -> {
Session session = entityManager.unwrap( Session.class );
//tag::sql-hibernate-entity-associations_named-query-example[]
List<Object[]> tuples = session.getNamedQuery(
"find_person_with_phones_by_name" )
.setParameter("name", "J%")
.list();
for(Object[] tuple : tuples) {
Person person = (Person) tuple[0];
Phone phone = (Phone) tuple[1];
}
//end::sql-hibernate-entity-associations_named-query-example[]
assertEquals(1, tuples.size());
});
}
@Test
public void test_sql_jpa_composite_key_entity_associations_named_query_example() {
doInJPA( this::entityManagerFactory, entityManager -> {
//tag::sql-jpa-composite-key-entity-associations_named-query-example[]
List<Object[]> tuples = entityManager.createNamedQuery(
"find_all_spaceships" )
.getResultList();
for(Object[] tuple : tuples) {
SpaceShip spaceShip = (SpaceShip) tuple[0];
Number surface = (Number) tuple[1];
Number volume = (Number) tuple[2];
}
//end::sql-jpa-composite-key-entity-associations_named-query-example[]
assertEquals(1, tuples.size());
});
}
@Test
public void test_sql_hibernate_composite_key_entity_associations_named_query_example() {
doInJPA( this::entityManagerFactory, entityManager -> {
Session session = entityManager.unwrap( Session.class );
//tag::sql-hibernate-composite-key-entity-associations_named-query-example[]
List<Object[]> tuples = session.getNamedQuery(
"find_all_spaceships" )
.list();
for(Object[] tuple : tuples) {
SpaceShip spaceShip = (SpaceShip) tuple[0];
Number surface = (Number) tuple[1];
Number volume = (Number) tuple[2];
}
//end::sql-hibernate-composite-key-entity-associations_named-query-example[]
assertEquals(1, tuples.size());
});
}
}